Severe Thunderstorms; Excessive Rainfall; Dangerous Heat; Air Quality Concerns

Canadian wildfire smoke will push into the Midwest, worsening air quality. A frontal system brings severe storms from the Northern Plains to the Mid‑Atlantic the next few days. Heavy Gulf Coast rain is possible as we closely monitor tropical development, while monsoonal storms persist in the Southwest with heavy rainfall. Hazardous heat expands from the Plains into the Lower Mississippi Valley. Read More >

For More Weather Information:

Philadelphia, PA Local Forecast Office

31NM NNW Lewes DE

Marine Point Forecast

[NOTICE]

Today
High: 85 °F
NW 15kt
1ft
Tonight
Low: 67 °F
NW 10kt
1ft
Monday
High: 82 °F
S 10kt
1ft
Monday Night
Low: 71 °F
SE 15kt
1-2ft
Tuesday
High: 85 °F
SSE 10kt
1ft
Tuesday Night
Low: 72 °F
SSW 10kt
1ft
Wednesday
High: 86 °F
W 10kt
1ft
Wednesday Night
Low: 66 °F
Light Wind
1ft
Thursday
High: 82 °F
Light Wind
1ft

High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 6:13 am EDT Jul 19, 2026
Forecast Valid: 11am EDT Jul 19, 2026-6pm EDT Jul 25, 2026

View Nearby Observations

Detailed Forecast

Today

NW wind 10 to 15 kt, with gusts as high as 20 kt. Mostly sunny. Waves around 1 ft.

Tonight

NW wind 5 to 10 kt becoming N in the evening. Mostly clear. Waves around 1 ft.

Monday

NNE wind 5 to 10 kt becoming S in the afternoon. Sunny. Waves around 1 ft.

Monday Night

SE wind 10 to 15 kt. A chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Waves 1 to 2 ft.

Tuesday

SSE wind around 10 kt. Showers and thunderstorms likely, then showers and possibly a thunderstorm after 11am. Waves around 1 ft.

Tuesday Night

SSW wind around 10 kt. Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Waves around 1 ft.

Wednesday

W wind around 10 kt. Showers likely, with thunderstorms also possible after 2pm. Waves around 1 ft.

Wednesday Night

Variable winds 5 kt or less. Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Waves around 1 ft.

Thursday

Variable winds 5 kt or less. Mostly sunny. Waves around 1 ft.

Winds and seas higher in and near tstms.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.